(:  
   Merge (ordered by the 1st date in each item)
   2 or more "display" files
 :)

<display>{
  for $e in (for $d in $arguments return doc($d)/display/item)
  order by
      xs:integer($e/info[@name="time"]/time/date[1])  ,
      $e/info[@name="src-anchor"]/anchor/path
  return $e
}</display>
